Andrew Costa is an Assistant Professor and Schlegel Research Chair in Clinical Epidemiology & Aging in the Department of Health Research Methods, Evidence, and Impact (HEI) at McMaster University. He is also the Research Director at the DeGroote School of Medicine, Waterloo Regional Campus. As well, he is an Adjunct Scientist with the Institute for Clinical Evaluative Sciences (ICES) and is Lead Scientist, Big Data & Geriatric Models of Care Research Cluster, in the department of Health Research Methods, Evidence and Impact at McMaster University.